BAKU (Reuters) - A group of hackers calling themselves Cyberwarriors for Freedom attacked the official websites of the Eurovision song contest on Thursday, demanding that the host nation, Azerbaijan, cancel next week's competition. Azerbaijan, a mainly Muslim ex-Soviet republic, won the right to host the contest by winning last year's event in Germany, and sees the competition as a chance to showcase the country. The grand finale is scheduled for May 26. ...

(Reuters) - Research In Motion Ltd said the UK agency responsible for setting standards for computer security has approved the BlackBerry 7 operating system for government use. This will allow the government employees to use six models of the smart phone including BlackBerry Bold 9900, BlackBerry Torch 9810 and BlackBerry Torch 9860, RIM said. Ministry of defence, central government employees and more than half of the country's police force use BlackBerry smart phones, the company said. (Reporting by Aftab Ahmed in Bangalore; Editing by Joyjeet Das)

Internet security researchers warned that foreign policy and human rights websites are being booby-trapped by hackers in what appears to be cyber espionage.

Utah's chief technology officer has resigned following the theft of hundreds of thousands of online medical records from state computers by unknown hackers.

Popular online video broadcasting and streaming service Ustream has gone down only three times in its five-year history, but on Wednesday it was hit with the most complex Distributed Denial of Service (DDoS) attack it's ever seen.

OSLO - Norwegian police say they have arrested two teenage hackers accused of so-called denial-of-service attacks against websites in Norway, the U.S. and other countries.

Norwegian police say they have arrested two teenage hackers accused of so-called denial-of-service attacks against websites in Norway, the U.S. and other countries.

MOSCOW (Reuters) - Hackers temporarily blocked President Vladimir Putin's web site on Wednesday, carrying out a promise to disrupt government information portals two days after his swearing-in for another six-year term that has drawn street protests. The hacker activist group Anonymous used the "Op_Russia" twitter account to publicize the attack, saying "kremlin.ru - TANGO DOWN" and "Anonymous shuts down Kremlin's websites". Internet users in Russia said they were unable to access the www.kremlin.ru website for several minutes on Wednesday. ...

Hackers claiming to be affiliated with the hacktivist group Anonymous claimed this week to have accessed and published the details of about 55,000 Twitter accounts. But Twitter said Tuesday those claims are largely bogus, and that the group mostly posted duplicate information or username and password information for suspended spam accounts.

Interpol president Khoo Boon Hui said on Tuesday that organised international gangs are behind most internet scams and that cyber crime's estimated cost is more than that of cocaine, heroin and marijuana trafficking put together.